现在完成时除表现在外，还可表将来。现在进行时表将来常有“意图”“安排”“打算”的含义，比较生动。
它常表示最近或较近的将来。
I’m going
I’m leaving tomorrow.
When are you starting?
What are you doing next Sunday?
She is buying a new bike soon.
有时也表较远的将来
When I grow up, I’m joining the army
现在进行时有时表决心的意思
I’m not going
I’m not waiting any longer
I’m backing out.
用现在进行时与对方讲话可变成命令，不过语气较委婉
You are staying
Don’t forget, you are taking part too.
表将来的现在进行时，有时从属于将来时态
On election night we will be telling you what is happening in various places in this country When I have the time, I will come down to the school to see how you’re both doing
现在进行时表过去
现在进行时不仅可以表现在和将来，也可表较近的过去
What are you talking about?
I’m forgetting my umbrella
Every word I’m telling you is true.
现在进行时表经常
有时现在进行时并不表具体时间，而是泛指一切时间。生动且口语化
Whenever I see him, he’s reading
现在完成时跨越两个时间段，一个是过去，一个是现在。它的动作发生在过去，但对现在有影响（或结果）
The car has arrived. (车子已在门口)
Someone has broken the window. (窗户仍破着)
(注：美国英语常用过去一般时表近距离的现在完成时)
What happened=What has happened
Who took my dictionary= Who has taken my dictionary\
有时可以连用现在完成时去完成一个以上相互紧接的动作。
They have gone to the moon and come back to the earth again
（注：have gone 和 have gone 的意思不同）
have gone 去而未归 have been 去而复归
He has been to the library.
He has gone to the library
(just already yet recently in the last few days so far since)
Just 方才，刚刚 Have you just arrived?
Already 用于说明动作比希望的提前发生了
Don’t forget the post the letter, will you? I’ve already posted it
Yet 到目前为止，只用在疑问句和否定句中
Has it stopped raining yet? I’ve written the letter but I haven’t posted it yet.
现在完成时有时带有感情色彩
What have you done?
Now you’ve done it!
现在完成时表持续和重复
I have lived here for more than thirty years
Have you waited long?
表过去重复的动作，常与always, often, many time, everyday 等时间状语连用
My father has always gone to work by bus.
特殊句型：It’s the first time something has happened.
It’s the first time he has driven a car.
现在完成时表将来
现在完成时可在时间状语里表将来
We’re going after we’ve had breakfast
I’ll wait until he has written his letter.
现在完成时除表现在外，还可表将来。现在进行时表将来常有“意图”“安排”“打算”的含义，比较生动。
它常表示最近或较近的将来。
I’m going
I’m leaving tomorrow.
When are you starting?
What are you doing next Sunday?
She is buying a new bike soon.
有时也表较远的将来
When I grow up, I’m joining the army
现在进行时有时表决心的意思
I’m not going
I’m not waiting any longer
I’m backing out.
用现在进行时与对方讲话可变成命令，不过语气较委婉
You are staying
Don’t forget, you are taking part too.
表将来的现在进行时，有时从属于将来时态
On election night we will be telling you what is happening in various places in this country When I have the time, I will come down to the school to see how you’re both doing
现在进行时表过去
现在进行时不仅可以表现在和将来，也可表较近的过去
What are you talking about?
I’m forgetting my umbrella
Every word I’m telling you is true.
现在进行时表经常
有时现在进行时并不表具体时间，而是泛指一切时间。生动且口语化
Whenever I see him, he’s reading
现在完成时跨越两个时间段，一个是过去，一个是现在。它的动作发生在过去，但对现在有影响（或结果）
The car has arrived. (车子已在门口)
Someone has broken the window. (窗户仍破着)
(注：美国英语常用过去一般时表近距离的现在完成时)
What happened=What has happened
Who took my dictionary= Who has taken my dictionary\
有时可以连用现在完成时去完成一个以上相互紧接的动作。
They have gone to the moon and come back to the earth again
（注：have gone 和 have gone 的意思不同）
have gone 去而未归 have been 去而复归
He has been to the library.
He has gone to the library
(just already yet recently in the last few days so far since)
Just 方才，刚刚 Have you just arrived?
Already 用于说明动作比希望的提前发生了
Don’t forget the post the letter, will you? I’ve already posted it
Yet 到目前为止，只用在疑问句和否定句中
Has it stopped raining yet? I’ve written the letter but I haven’t posted it yet.
现在完成时有时带有感情色彩
What have you done?
Now you’ve done it!
现在完成时表持续和重复
I have lived here for more than thirty years
Have you waited long?
表过去重复的动作，常与always, often, many time, everyday 等时间状语连用
My father has always gone to work by bus.
特殊句型：It’s the first time something has happened.
It’s the first time he has driven a car.
现在完成时表将来
现在完成时可在时间状语里表将来
We’re going after we’ve had breakfast
I’ll wait until he has written his letter.